for cpp websocket core dump (#828)

zhaomingwork

2023-08-10 30f0c7ff2941ab08edb8cb257eb6cef74be42ec7

 funasr/models/encoder/abs_encoder.py

@@ -18,4 +18,4 @@
        ilens: torch.Tensor,
        prev_states: torch.Tensor = None,
    ) -> Tuple[torch.Tensor, torch.Tensor, Optional[torch.Tensor]]:
        raise NotImplementedError
        raise NotImplementedError